Home / 91,054.54-136,601.87-27,875.14

Finding the Fourth Proportional to 91,054.54, 136,601.87 and 27,875.14

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Solution

The fourth proportional to 91,054.54, 136,601.87 and 27,875.14 is: 41,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,054.54 : 136,601.87 = 27,875.14 : x
  2. Step 2: Convert to fraction form
    91,054.54/136,601.87 = 27,875.14/x
  3. Step 3: Cross multiply
    91,054.54x = 136,601.87 × 27,875.14
  4. Step 4: Simplify right side
    91,054.54x = 3,807,796,250.51
  5. Step 5: Solve for x
    x = 3,807,796,250.51/91,054.54
  6. Step 6: Final answer
    x = 41,818.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.